<template>
  <div class="wrapper" ref="wrapper">
    <div class="content">
      <slot></slot>
    </div>
  </div>
</template>

<script>
import BScroll from 'better-scroll'

export default {
  name: "Scroll",
  props:{
    probeType:{
      type:Number,
      default: 0
    },
    pullUpLoad:{
      type:Boolean,
      default:false
    }
  },
  data(){
    return{
      scroll:null
    }
  },
  mounted(){
    // 1.创建better-scroll对象
    this.scroll = new BScroll(this.$refs.wrapper,{
      observeDOM:true,
      click:true,
      probeType:this.probeType,
      // pullUpLoad:this.pullUpLoad
      pullUpLoad:true
    })

    // 2.监听位置
    this.scroll.on('scroll',(position) =>{
      // console.log(position);
      this.$emit('scroll',position)
    })

    // 3.监听上拉事件
    this.scroll.on('pullingUp',()=> {
      this.$emit('pullingUp')
    })
  },
  methods:{
    scrollTo(x,y,time=3000){
      this.scroll.scrollTo(x,y,time)
    },
    finishPullUp(){
      this.scroll.finishPullUp()
    }
  }
};
</script>

<style scoped>
</style>